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EVENTIDE ASSET MANAGEMENT, LLC: SION position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of EVENTIDE ASSET MANAGEMENT, LLC on SION, newest first. How the timeline and the estimate are built.

EVENTIDE ASSET MANAGEMENT, LLC held 474,981 SION shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 474,981 shares
    Change vs previous 13F -170,549 shares

    0.28% of the 13F portfolio, value $20,894,402.

    13F-HR 0001580642-26-005306 filed by EVENTIDE ASSET MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 645,530 shares
    Change vs previous 13F +6,485 shares

    0.43% of the 13F portfolio, value $25,875,888.

    13F-HR 0001580642-26-003193 filed by EVENTIDE ASSET MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 639,045 shares
    Change vs previous 13F not available

    0.41% of the 13F portfolio, value $26,290,311.

    13F-HR 0001580642-26-001080 filed by EVENTIDE ASSET MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).